.content_register {
    width: 600px;
    border-radius: 15px;
    height: 480px;
    position: relative;
    border: transparent 2px solid;
    box-shadow: 10px 10px 30px black;
    margin: 80px auto;
    transition: 1s;
}

.content_register:hover {
    box-shadow: 1px 1px 15px white;
}

.content_register > h1 {
    text-align: center;
    color: white;
    margin: 30px auto;
}

.input-box {
    position: relative;
    margin-bottom: 20px;
}

.input-box input {
    width: 250px;
    padding: 10px 0;
    border: none;
    outline: none;
    background: none;
    border-bottom: 1px solid #ffffff;
    margin-left: 180px;
    color: white;
    font-size: 16px;
}

.input-box label {
    position: absolute;
    top: 12px;
    left: 180px;
    color: white;
    transition: all 0.5s;
}

.register_form input:focus + label,
.register_form input:valid + label {
    top: -10px;
    font-size: 14px;
    color: orangered;
}

.error_text {
    color: orangered;
    margin-left: 180px;
}

#check_number {
    padding: 0;
    margin-top: -10px;
}

#check_number input:focus + label,
#check_number input:valid + label {
    top: -4px;
    font-size: 14px;
    color: orangered
}

#check_number {
    position: relative;
}

#checkNum {
    margin-top: 10px;
    width: 120px;
}

.register_form input[type="submit"] {
    background-color: #8fcbeb;
    width: 120px;
    height: 40px;
    font-size: 20px;
    border-radius: 10px;
    border: none;
    position: absolute;
    top: 380px;
    left: 180px;
    color: white;
    transition: 0.8s;
    padding-left: 20px;
}

#get_CheckNumber {
    width: 120px;
    background-color: #8fcbeb;
    position: absolute;
    left: 130px;
    top: 10px;
    border-radius: 10px;
    border: none;
    color: white;
    padding-left: 22px;
    transition: 0.8s;
}

#get_CheckNumber2 {
    width: 120px;
    top: 10px;
    background-color: #8fcbeb;
    position: absolute;
    left: 130px;
    border-radius: 10px;
    border: none;
    color: white;
    padding-left: 22px;
}

#get_CheckNumber:hover {
    text-shadow: 0 1px 0 black;
    box-shadow: 0 1px 5px white;

}

.register_form input[type="submit"]:hover {
    text-shadow: 0 1px 0 black;
    box-shadow: 0 1px 5px white;
}

.register_form input[type="submit"]:active {
    text-shadow: 0 -1px 0 black;
    box-shadow: none;
}

.bi-arrow-up-circle {
    position: absolute;
    z-index: 99;
    color: white;
    margin: 21px 20px;
    font-size: 16px;
}

.bi-arrow-up-circle-fill {
    position: absolute;
    z-index: 99;
    color: white;
    margin: 21px 15px;
    font-size: 16px;
}

.bi-person-plus {
    position: absolute;
    z-index: 99;
    top: 386px;
    left: 194px;
    color: white;
    font-size: 23px;

}